The event originated as a post-season all star game in 2015, but switched to its current drill showcase and "controlled scrimmage" format in 2016.

[2] In addition to on-field drills, the event also features educational seminars including those on financial acumen and marketing.

Of the 104 participants, 10 were selected in the NFL Draft, 53 signed as undrafted free agents, and 22 were rookie camp invitees.

[3][4] Notable participants The 2016 CGS was held at Pennington Field in Bedford, Texas and was the first that featured the showcase format as opposed to all star game.

[5] Notable participants in the 2016 College Gridiron Showcase include CFL stars Juwan Brescacin, Romar Morris, Eric Temple, Robert Porter, Marvin Hall, Jr., and Reggie Begelton, NFL players Jakeem Grant, Trevor Williams, Jackson Branden, Andrew Adams, and JD McKissic, as well as the XFL's Kenneth Farrow and Jake Shenandoah.